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William A. Weikel
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Hanover Park, IL, US
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last 30 patents
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Patent Grant
Method of purging a plural component mixing and dispensing system
Patent number
4,548,652
Issue date
Oct 22, 1985
Graco Inc.
Lawrence S. Kelly
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Plural component mixing and dispensing system
Patent number
4,522,789
Issue date
Jun 11, 1985
Graco Inc.
Lawrence S. Kelly
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL